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某心理学家和他的一个得意门生在林中散步,心理学家注意到树林中的树木参差不齐, 有的树木才刚刚冒出嫩芽来,有的已经长得有一人高
A psychologist walks in the woods with one of his proud pupils. Psychologists noticed that the trees in the woods were uneven, some trees had just emerged, and some had grown tall.